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Slobodan Kovacevic, Ruby Developer in Novi Sad, Vojvodina, Serbia
Slobodan Kovacevic

Ruby Developer in Novi Sad, Vojvodina, Serbia

Member since September 2, 2013
Slobodan is a senior web developer and programmer with over a decade of experience working on the web. He is passionate about Ruby and Ruby on Rails. He can work in different roles, ranging from an individual developer to tech lead and project manager.
Slobodan is now available for hire

Portfolio

Experience

  • Agile Software Development, 15 years
  • Ruby, 11 years
  • Ruby on Rails (RoR), 11 years
  • Amazon Web Services (AWS), 7 years
  • Heroku, 7 years
  • Continuous Integration (CI), 7 years
  • Ember.js, 3 years
  • Go, 1 year
Novi Sad, Vojvodina, Serbia

Availability

Part-time

Preferred Environment

MacOS, Git, Vim

The most amazing...

...thing I've done is refactor an existing app achieving 10x speed-up.

Employment

  • Director of Engineering

    2017 - PRESENT
    AxiomQ
    • Grew a team of Ruby developers.
    • Mentored new developers.
    • Provided tech guidance.
    • Managed different projects.
    Technologies: Ruby, Ruby on Rails, AWS, S3, Heroku, Amazon RDS, Postgres
  • Lead Developer and Project Manager

    2014 - 2017
    Orange Iceberg
    • Built a team of five developers.
    • Mentored junior Ruby developers.
    Technologies: Ruby, Ruby on Rails, AWS, S3, Heroku, Amazon RDS
  • Ruby Developer

    2012 - 2014
    Earth.org GmbH
    • Created a JSON service-based architecture for running multiple sites.
    • Refactored most of the existing code.
    • Created a Rails engine with common functionality shared by multiple sites.
    • Streamlined the deployment process.
    • Implemented performance improvements on yoga.info and ayurvedafinder.com.
    Technologies: Ruby, Ruby on Rails
  • Senior Ruby/Rails Engineer

    2011 - 2014
    Reciprocity, Inc.
    • Optimized and further developed the Reciprocity gamification app.
    • Worked on a Google sponsored GRC open source project.
    • Implemented a new Refinery-based CMS for sonatype.com.
    • Maintained opower.com.
    • Worked from Google in Mountain View and SF.
    Technologies: Ruby, Ruby on Rails, AWS, S3, Heroku, Amazon RDS
  • Freelance Ruby/Rails Web Developer

    2008 - 2011
    Orange Iceberg
    • Freelanced on many different projects.
    • Worked on BlueZeppelin.com, FormaxStore.com, EroticAd.com, and Kaufmax.rs.
    Technologies: Ruby, Ruby on Rails, Heroku, Amazon RDS, AWS, S3
  • CEO, Lead Developer, Co-founder

    2001 - 2008
    Array Studio
    • Led a team of developers and designers.
    • Handled project management tasks.
    Technologies: Ruby, Ruby on Rails, PHP

Experience

  • Yoga.info (Development)
    http://www.yoga.info/

    Custom-built a CMS with shared functionality and API service for directory style listings for yoga centers. The API service is designed to run multiple content sites through it using a RESTful JSON interface.

  • Ayurvedafinder.com (Development)
    http://www.ayurvedafinder.com/

    Custom-built CMS for directory style listings for ayurveda centers. Uses API service built for yoga.info which is designed to run multiple content sites through it using a RESTful JSON interface.

  • Opower.com (Development)

    A custom CMS built for Opower.com allowing the client to change certain parts of public-facing site. I performed maintenance tasks and added new sections.

  • Sonatype.com (Development)
    http://www.sonatype.com/

    Custom CMS built on top of Refinery CMS platform. It also has custom Refinery extensions for shopping cart, payment processing through PayPal (PayPal express and PayPal advanced payments [on-site]) and several third-party service integrations (such as Oracle's Eloqua).

  • Bluezeppelin.com (Development)
    http://bluezeppelin.com/

    An artist community and online gallery space. It enables artists to create their online galleries, choose between different templates, upload artwork, comment on artwork, and interact with other artists and visitors.

  • Formaxstore.com (Development)
    http://formaxstore.com/

    An online shop for fishing equipment. Custom-built from the ground up with product catalog, integration with warehouse software (for stock levels), customer registration system, and different payment methods (online through local card processing bank and offline transfers).

Skills

  • Languages

    Ruby, Sass, Haml, SQL, CSS, HTML, JavaScript, Go
  • Frameworks

    Ruby on Rails (RoR), Bootstrap, Ember.js
  • Libraries/APIs

    Devise, PayPal API, jQuery, Amazon API, Twitter API, jQuery UI
  • Tools

    Jekyll, Git, GitHub Pages, GitHub, AWS IAM, AWS SES, Amazon CloudFront CDN, Vim Text Editor, MacVim
  • Paradigms

    Object-oriented Programming (OOP), Model View Controller (MVC), Agile Software Development, Continuous Integration (CI), Test-driven Development (TDD)
  • Platforms

    MacOS, Heroku, AWS EC2, Amazon Web Services (AWS), Ubuntu, Linux
  • Storage

    MySQL, AWS S3, SQLite, AWS RDS, PostgreSQL, Redis, MongoDB, Memcached, NoSQL
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